Power battery liquid cooling plate and processing device

Abstract

The utility model relates to the technical field of power battery liquid cooling plates, in particular to a power battery liquid cooling plate and a processing device, the power battery liquid cooling plate comprises a base, a forming mold core, a limiting sealing plate and a blowing air inlet pipe, and further comprises a limiting moving sealing assembly, and the limiting moving sealing assembly comprises a mounting seat, a guide rail, a connecting sliding block and a moving driving component; the installation base is fixedly connected with the base, the guide rail is fixedly connected with the installation base, one end of the connecting sliding block is fixedly connected with the limiting sealing plate, the other end of the connecting sliding block extends into the guide rail and is in sliding connection with the guide rail through the movable driving component, and the movable driving component is connected with the connecting sliding block and drives the connecting sliding block to move. The limiting sealing plate and the base are automatically and accurately connected, movement guiding of the limiting sealing plate is achieved, the accuracy of alignment sealing is ensured, and therefore the effects of improving the forming efficiency and the forming success rate are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of power battery liquid cooling plates, in particular to a power battery liquid cooling plate and a processing device. Background Art

[0002] The power battery needs to be cooled. The square battery pack module is currently cooled by a liquid cooling plate. The existing liquid cooling plate includes a cooling plate upper plate, a cooling plate lower plate, a first water inlet and a water outlet. The existing power battery liquid cooling plate is mainly processed by a mold stamping process.

[0003] Prior art CN212320518U discloses a processing device for a power battery liquid cooling plate, comprising a base; a molding core fixed to the base by a detachable connecting device; a limiting sealing plate capable of being sealed and connected to the molding core, a groove being provided on one side of the limiting sealing plate connected to the molding core, and a blowing air inlet pipe connected to the groove being provided on the side of the limiting sealing plate without the groove. The utility model realizes flow channel molding of the flow channel plate by means of a molding core and blowing technology, and the base used in the flow channel molding process can be shared, thereby reducing mold costs and shortening development cycles.

[0004] However, in the above technology, a limiting sealing plate and a molding core are used to form a sealed environment, and a single-sided blowing method is used to realize the flow channel forming of the flow channel plate through the molding core and the blowing technology; but the placement and alignment of the limiting sealing plate must be accurate, but it can only be done manually, which is prone to air leakage, resulting in poor molding effect and affecting the processing effect. Utility Model Content

[0005] The utility model aims to provide a power battery liquid cooling plate and processing device, which solves the problem that the placement and alignment of the limiting sealing plate in the prior art must be accurate, but can only be done manually, which is prone to air leakage, resulting in poor molding effect and affecting the processing effect.

[0006] To achieve the above-mentioned purpose, the utility model provides a power battery liquid cooling plate processing device, including a base, a forming mold core, a limiting sealing plate and an inflation air intake pipe, the forming mold core can be detachably fixedly mounted on the base, the limiting sealing plate is sealedly connected to the forming mold core, and the inflation air intake pipe is connected to the limiting sealing plate.

[0007] Also included is a limited movement seal assembly;

[0008] The limited movable sealing assembly includes a mounting seat, a guide rail, a connecting slider and a movable driving component. The mounting seat is fixedly connected to the base and is located on one side of the base. The guide rail is fixedly connected to the mounting seat and is located on the top of the mounting seat. One end of the connecting slider is fixedly connected to the limited sealing plate, and the other end of the connecting slider extends into the guide rail and is slidably connected to the guide rail through the movable driving component. The movable driving component is connected to the connecting slider and drives the connecting slider to move.

[0009] Among them, the mobile driving component includes a threaded rod and a driving motor, the threaded rod is rotatably connected to the guide rail through a bearing, passes through the connecting slider, and is threadedly connected to the connecting slider; the rotating output end of the driving motor is fixedly connected to the top end of the threaded rod, and the driving motor is fixedly connected to the guide rail and is located at the top of the guide rail.

[0010] Among them, the mobile driving component also includes a limit block, which is fixedly connected to the connecting slider and is located on one side of the connecting slider; the guide rail has a limit slot, which is arranged on one side of the guide rail close to the limit block and cooperates with the limit block.

[0011] Wherein, the limited movement sealing assembly also includes a contact plate and a telescopic spring, wherein the contact plate is fixedly connected to the telescopic spring and is located at the top of the telescopic spring; the telescopic spring is fixedly connected to the guide rail and is located at the bottom of the inner wall of the guide rail.

[0012] Wherein, the limited movement sealing assembly further comprises a telescopic guide rod, the telescopic guide rod is fixedly connected to the guide rail and the contact plate, and is located in the inner ring of the telescopic spring.

[0013] The utility model also provides a power battery liquid cooling plate, which is prepared by using the power battery liquid cooling plate processing device described above, and includes a cooling plate upper plate, a cooling plate lower plate, a water inlet and a water outlet, wherein the cooling plate upper plate and the cooling plate lower plate are connected, and the water inlet and the water outlet are fixed on the cooling plate upper plate.

[0014] The utility model provides a power battery liquid cooling plate and processing device. After the molding core is fixed on the base, the connecting slider is driven to move downward by the moving driving component. The connecting slider drives the fixedly connected limiting sealing plate to move downward and connects with the upper end of the molding core to form a sealed environment. The power battery liquid cooling plate is processed by a single-sided blowing method through the blowing air intake pipe. After the power battery liquid cooling plate is processed, the connecting slider is driven by the moving driving component to drive the limiting sealing plate to move upward. After the power battery liquid cooling plate is taken out, the next molding movement is waited for, so that the limiting sealing plate and the base are automatically and accurately connected through the limiting moving sealing component, the movement guidance of the limiting sealing plate is realized, the accuracy of the alignment seal is ensured, and the molding efficiency and molding success rate are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0016] Figure 1 It is a structural schematic diagram of a power battery liquid cooling plate processing device according to the first embodiment of the utility model.

[0017] Figure 2 It is a cross-sectional connection diagram of a power battery liquid cooling plate and a processing device according to the first embodiment of the utility model.

[0018] Figure 3 It is a structural schematic diagram of a position limiting movable sealing assembly according to the second embodiment of the utility model.

[0019] Figure 4 It is a structural schematic diagram of a power battery liquid cooling plate of the utility model.

[0020] In the figure: 101-base, 102-molding core, 103-limit sealing plate, 104-inflation air inlet pipe, 105-mounting seat, 106-guide rail, 107-connecting slider, 108-threaded rod, 109-driving motor, 110-limit block, 111-limit slide groove, 201-contact plate, 202-telescopic spring, 203-telescopic guide rod, 301-cooling plate upper plate, 302-cooling plate lower plate, 303-water inlet, 304-water outlet. DETAILED DESCRIPTION

[0021] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0022] First embodiment:

[0023] See also Figure 1 and Figure 2 ,in Figure 1 This is a schematic structural diagram of a power battery liquid cooling plate processing device according to the first embodiment of the utility model. Figure 2 It is a cross-sectional connection diagram of a power battery liquid cooling plate and a processing device according to the first embodiment of the utility model.

[0024] The utility model provides a power battery liquid cooling plate processing device: including a base 101, a molding core 102, a limiting sealing plate 103, an inflation air intake pipe 104 and a limiting movable sealing assembly, wherein the limiting movable sealing assembly includes a mounting seat 105, a guide rail 106, a connecting slider 107 and a mobile driving component, wherein the mobile driving component includes a threaded rod 108, a driving motor 109 and a limiting block 110, and the guide rail 106 has a limiting slide groove 111. The above-mentioned scheme solves the problem that the prior art limiting sealing plate 103 needs to be accurately placed and aligned, but can only be operated manually, and is prone to air leakage, resulting in poor molding effect and affecting the processing effect; it can be understood that the above-mentioned scheme can automatically and accurately connect the limiting sealing plate 103 and the base 101, realize the movement and guidance of the limiting sealing plate 103, ensure the accuracy of the alignment and sealing, and thus improve molding efficiency and molding success rate.

[0025] In this embodiment, the base 101 is fixedly connected to the molding core 102 by a detachable fixing device, the first fixing device includes a first fixing device and a second fixing device, the first fixing device is a through hole arranged at the same position at the dead corner of the base 101 and the molding core 102, and a bolt arranged in the through hole, the second fixing device is a circular hole evenly arranged in the middle of the base 101, and a screw arranged in the circular hole, a molding groove is provided on the side where the molding core 102 is connected to the limiting sealing plate 103, a groove is provided on the side where the limiting sealing plate 103 is connected to the molding core 102, and the side away from the limiting movable sealing component is provided with the inflation air inlet pipe 104 connected to the groove, a sealed environment is formed by using the limiting sealing plate 103 and the molding core 102, a single-sided inflation placement is used, the flow channel molding of the flow channel plate is realized by the molding core 102 and the inflation technology, and the base 101 used in the flow channel molding process can be shared, thereby reducing the mold cost and shortening the development cycle while ensuring product performance.

[0026] Among them, the mounting seat 105 is fixedly connected to the base 101 and is located on one side of the base 101, the guide rail 106 is fixedly connected to the mounting seat 105 and is located on the top of the mounting seat 105, one end of the connecting slider 107 is fixedly connected to the limiting sealing plate 103, the other end of the connecting slider 107 extends into the guide rail 106, and is slidably connected to the guide rail 106 through the moving driving component, and the moving driving component is connected to the connecting slider 107 and drives the connecting slider 107 to move. The bottom of the mounting seat 105 is located at the same horizontal line as the bottom of the base 101. One end of the mounting seat 105 is fixedly connected to the base 101 and is located in the middle of the base 101. The top of the mounting seat 105 is fixedly installed with the guide rail 106. The opening of the guide rail 106 is oriented toward the base 101. The guide rail 106 provides installation conditions for the connecting slider 107 and the mobile driving component. The connecting slider 107 is T-shaped, and its smaller end is connected to the base 101. The width of the slide groove of the guide rail 106 matches and extends into the guide rail 106 to be connected with the mobile driving component. The wider end of the connecting slider 107 is located outside the guide rail 106 and is fixedly connected to the end of the limiting sealing plate 103 close to the guide rail 106 to realize the connection between the limiting sealing plate 103 and the limiting moving sealing assembly. A vertically penetrating threaded through hole is provided on the end of the connecting slider 107 extending into the guide rail 106 for connecting with the mobile driving component. A driving component is installed on the guide rail 106, and is used to drive the connecting slider 107 to move upward or downward in the slide groove of the guide rail 106; therefore, after the molding core 102 is fixed on the base 101, the connecting slider 107 is driven to move downward by the moving driving component, and the connecting slider 107 drives the fixedly connected limiting sealing plate 103 to move downward, and is connected to the upper end of the molding core 102 to form a sealed environment, and the power battery liquid cooling plate is processed by a single-sided blowing method through the blowing air intake pipe 104. After the processing of the power battery liquid cooling plate is completed, the connecting slider 107 is driven by the moving driving component to drive the limiting sealing plate 103 to move upward, and after the power battery liquid cooling plate is taken out, wait for the next molding movement, so that the limiting sealing plate 103 and the base 101 are automatically and accurately connected through the limiting moving sealing assembly, and the movement guide of the limiting sealing plate 103 is realized, and the accuracy of the alignment seal is ensured, thereby improving molding efficiency and molding success rate.

[0027] Secondly, the threaded rod 108 is rotatably connected to the guide rail 106 via a bearing, passes through the connecting slider 107, and is threadedly connected to the connecting slider 107; the rotating output end of the driving motor 109 is fixedly connected to the top of the threaded rod 108, and the driving motor 109 is fixedly connected to the guide rail 106 and is located at the top of the guide rail 106. The threaded rod 108 vertically penetrates and extends into the guide rail 106, and bearings are fixedly sleeved on the upper and lower ends of the threaded rod 108, and the outer side walls of the two bearings are fixedly connected to the guide rail 106. The rotation connection between the threaded rod 108 and the guide rail 106 is realized by the two bearings, and the threaded rod 108 penetrates the inner part of the slide groove of the guide rail 106 and penetrates the threaded through hole of the connecting slider 107, and the thread inside the threaded through hole matches the thread outside the threaded rod 108. The threaded rod 108 is rotated to drive the connecting slider 107 to move vertically in the slide groove of the guide rail 106, and the driving motor 109 is fixedly installed on the top of the outer side wall of the guide rail 106, and the rotation output end of the driving motor 109 faces the threaded rod 108 and is fixedly connected to the threaded rod 108. The driving motor 109 drives the threaded rod 108 to rotate to realize that the mobile driving component drives the connecting slider 107 to move upward or downward in the guide rail 106.

[0028] At the same time, the limit block 110 is fixedly connected to the connecting slider 107 and is located on one side of the connecting slider 107; the guide rail 106 has a limit slide groove 111, which is arranged on one side of the guide rail 106 close to the limit block 110 and cooperates with the limit block 110. There are two limit blocks 110, which are respectively fixedly installed on both sides of the connecting slider 107 located in the guide rail 106. The cross-sectional shape of the limit block 110 matches the cross-sectional shape of the two limit slide grooves 111 on the guide rail 106. The two limit slide grooves 111 provide sliding installation conditions for the two limit blocks 110. Through the cooperation of the two limit blocks 110 and the two limit slide grooves 111, the rotation restriction of the connecting slider 107 is further realized, so that the vertical movement of the connecting slider 107 is more stable.

[0029] When using a power battery liquid cooling plate processing device of the utility model, after the molding core 102 is fixed on the base 101, the connecting slider 107 is driven to move downward by the moving driving component, and the connecting slider 107 drives the fixedly connected limiting sealing plate 103 to move downward, and is connected to the upper end of the molding core 102 to form a sealed environment, and the power battery liquid cooling plate is processed by a single-sided blowing method through the blowing air intake pipe 104. After the power battery liquid cooling plate is processed, the connecting slider 107 is driven by the moving driving component to drive the limiting sealing plate 103 to move upward, and after the power battery liquid cooling plate is taken out, wait for the next molding movement, so that the limiting sealing plate 103 and the base 101 are automatically and accurately connected through the limiting moving sealing component, and the movement guidance of the limiting sealing plate 103 is realized, and the accuracy of the alignment seal is ensured, thereby improving the molding efficiency and the molding success rate.

[0030] Second embodiment:

[0031] See also Figure 3 , Figure 3 It is a structural schematic diagram of the position-limiting movement sealing assembly of the second embodiment of the utility model. On the basis of the first embodiment, the position-limiting movement sealing assembly of the utility model further includes a contact plate 201 , a telescopic spring 202 and a telescopic guide rod 203 .

[0032] In this embodiment, the contact plate 201 is fixedly connected to the telescopic spring 202 and is located at the top of the telescopic spring 202; the telescopic spring 202 is fixedly connected to the guide rail 106 and is located at the bottom of the inner wall of the guide rail 106. The telescopic guide rod 203 is fixedly connected to the guide rail 106 and the contact plate 201 and is located in the inner ring of the telescopic spring 202. The contact plate 201 is a rectangular structure. There are two contact plates 201, which are respectively located below the slide groove of the guide rail 106 and close to the telescopic spring 202. The bottom of the contact plate 201 is respectively fixedly connected to the two telescopic springs 202, and the contact plate 201 is made of rubber material to provide buffering protection against contact and collision with the bottom of the connecting slider 107. The two telescopic springs 202 are respectively fixedly mounted on both sides of the threaded rod 108 at the bottom of the inner wall of the guide rail 106. The spring telescopic force of the two telescopic springs 202 is used to buffer the connecting slider 107. When the two contact plates 20 1 contacts the connecting slider 107 and moves downward synchronously with the connecting slider 107 to compress the telescopic spring 202. The rebound force generated by the compression of the telescopic spring 202 provides buffering for the connecting slider 107, so that the limiting sealing plate 103 fixedly connected to the connecting slider 107 slowly approaches the forming mold core 102, and the inner rings of the two telescopic springs 202 are respectively provided with the telescopic guide rods 203, and the telescopic direction of the telescopic springs 202 is limited by the telescopic guide rods 203, so that the buffering force of the telescopic springs 202 and the contact plate 201 is in the correct direction.

[0033] When a power battery liquid cooling plate processing device of the present embodiment is in use, the two contact plates 201 contact the connecting slider 107 moving downward and move synchronously. The two contact plates 201 respectively drive the two telescopic springs 202 and the two telescopic guide rods 203 to move downward, thereby generating an upward buffering force to buffer the movement of the connecting slider 107, thereby achieving slow and safe contact sealing between the limiting sealing plate 103 and the forming mold core 102.

[0034] See also Figure 4The present invention also provides a power battery liquid cooling plate, which is prepared by the power battery liquid cooling plate processing device, including a cooling plate upper plate 301, a cooling plate lower plate 302, a water inlet 303 and a water outlet 304, wherein the cooling plate upper plate 301 and the cooling plate lower plate 302 are connected, and the water inlet 303 and the water outlet 304 are fixed on the cooling plate upper plate 301. The cooling plate upper plate 301 is a single-sided composite aluminum alloy brazing plate in the shape of a flat plate. The cooling plate lower plate 302 is an aluminum alloy plate, and a cooling channel is formed by the power battery liquid cooling plate processing device. When the cooling plate upper plate 301 and the cooling plate lower plate 302 are connected together by brazing, a water inlet pipe and a water outlet pipe are formed, and the water inlet pipe and the water outlet pipe are connected and have the same interval with each other. The water inlet 303 and the water outlet 304 are ordinary aluminum alloy pipe joints. The power battery liquid cooling plate is formed by the cooling plate upper plate 301, the cooling plate lower plate 302, the water inlet 303 and the water outlet 304.

[0035] In this embodiment, sufficient heat dissipation is achieved through the cooling plate upper plate 301 , the cooling plate lower plate 302 , the water inlet 303 and the water outlet 304 .

[0036] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A power battery liquid cooling plate processing device, comprising a base, a forming mold core, a limiting sealing plate and an inflation air inlet pipe, wherein the forming mold core can be detachably fixedly mounted on the base, the limiting sealing plate is sealedly connected to the forming mold core, and the inflation air inlet pipe is connected to the limiting sealing plate, characterized in that: Also included is a limited movement seal assembly; The limited movable sealing assembly includes a mounting seat, a guide rail, a connecting slider and a movable driving component. The mounting seat is fixedly connected to the base and is located on one side of the base. The guide rail is fixedly connected to the mounting seat and is located on the top of the mounting seat. One end of the connecting slider is fixedly connected to the limited sealing plate, and the other end of the connecting slider extends into the guide rail and is slidably connected to the guide rail through the movable driving component. The movable driving component is connected to the connecting slider and drives the connecting slider to move.

2. The power battery liquid cooling plate processing device according to claim 1, characterized in that: The mobile driving component includes a threaded rod and a driving motor. The threaded rod is rotatably connected to the guide rail through a bearing, passes through the connecting slider, and is threadedly connected to the connecting slider. The rotating output end of the driving motor is fixedly connected to the top end of the threaded rod, and the driving motor is fixedly connected to the guide rail and is located at the top of the guide rail.

3. The power battery liquid cooling plate processing device according to claim 1, characterized in that: The mobile driving component also includes a limit block, which is fixedly connected to the connecting slider and is located on one side of the connecting slider; the guide rail has a limit slot, which is arranged on one side of the guide rail close to the limit block and cooperates with the limit block.

4. The power battery liquid cooling plate processing device according to claim 1, characterized in that: The limited movement sealing assembly also includes a contact plate and a telescopic spring. The contact plate is fixedly connected to the telescopic spring and is located at the top of the telescopic spring. The telescopic spring is fixedly connected to the guide rail and is located at the bottom of the inner wall of the guide rail.

5. The power battery liquid cooling plate processing device according to claim 4, characterized in that: The limited movement sealing assembly also includes a telescopic guide rod, which is fixedly connected to the guide rail and the contact plate and is located in the inner ring of the telescopic spring.

6. A power battery liquid cooling plate, manufactured by using the power battery liquid cooling plate processing device according to any one of claims 1 to 5, characterized in that: It comprises a cooling plate upper plate, a cooling plate lower plate, a water inlet and a water outlet. The cooling plate upper plate and the cooling plate lower plate are connected, and the water inlet and the water outlet are fixed on the cooling plate upper plate.

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